Home / 579,340.66-867,890.08-325,850.96

Finding the Fourth Proportional to 579,340.66, 867,890.08 and 325,850.96

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Solution

The fourth proportional to 579,340.66, 867,890.08 and 325,850.96 is: 488,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,340.66 : 867,890.08 = 325,850.96 : x
  2. Step 2: Convert to fraction form
    579,340.66/867,890.08 = 325,850.96/x
  3. Step 3: Cross multiply
    579,340.66x = 867,890.08 × 325,850.96
  4. Step 4: Simplify right side
    579,340.66x = 282,802,811,604.72
  5. Step 5: Solve for x
    x = 282,802,811,604.72/579,340.66
  6. Step 6: Final answer
    x = 488,145.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.